linux-kernel - Re: [PATCH v2 2/2] mm/hugetlb: rename dissolve_free_huge_pages() to dissolve_free_hugetlb

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Date: Mon, 15 Apr 2024 12:17:04 -0700
From: Sidhartha Kumar <sidhartha.kumar@...cle.com>
To: Vishal Moola <vishal.moola@...il.com>
Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        akpm@...ux-foundation.org, willy@...radead.org, linmiaohe@...wei.com,
        jane.chu@...cle.com, muchun.song@...ux.dev, nao.horiguchi@...il.com,
        osalvador@...e.de
Subject: Re: [PATCH v2 2/2] mm/hugetlb: rename dissolve_free_huge_pages() to
 dissolve_free_hugetlb_folios()

On 4/15/24 11:32 AM, Vishal Moola wrote:
> On Fri, Apr 12, 2024 at 11:21:39AM -0700, Sidhartha Kumar wrote:
>> dissolve_free_huge_pages() only uses folios internally, rename it to
>> dissolve_free_hugetlb_folios() and change the comments which reference it.
>>
>> Signed-off-by: Sidhartha Kumar <sidhartha.kumar@...cle.com>
>> ---
>>   include/linux/hugetlb.h | 4 ++--
>>   mm/hugetlb.c            | 2 +-
>>   mm/memory_hotplug.c     | 4 ++--
>>   3 files changed, 5 insertions(+), 5 deletions(-)
>>
>> diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
>> index f4191b10345d6..9ad7b97069cda 100644
>> --- a/include/linux/hugetlb.h
>> +++ b/include/linux/hugetlb.h
>> @@ -862,7 +862,7 @@ static inline int hstate_index(struct hstate *h)
>>   }
>>   
>>   extern int dissolve_free_hugetlb_folio(struct folio *folio);
>> -extern int dissolve_free_huge_pages(unsigned long start_pfn,
>> +extern int dissolve_free_hugetlb_folios(unsigned long start_pfn,
>>   				    unsigned long end_pfn);
> 
> Same comment as the prior patch.
> 
> Reviewed-by: Vishal Moola (Oracle) <vishal.moola@...il.com>
> 
Hi Andrew,

Could this diff also be folded in this patch to remove the extern per Vishal.

Thanks,
Sid

diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 9c96ef4d290a8..1bc93e7e315bb 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -862,7 +862,7 @@ static inline int hstate_index(struct hstate *h)
  }

  int dissolve_free_hugetlb_folio(struct folio *folio);
-extern int dissolve_free_hugetlb_folios(unsigned long start_pfn,
+int dissolve_free_hugetlb_folios(unsigned long start_pfn,
                                     unsigned long end_pfn);

  #ifdef CONFIG_MEMORY_FAILURE